51721164

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{619}}^1$

素因数の和:851

約数の個数: 72

約数和(自身を含む): 143532480

約数和(自身を除く): 91811316

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 211, 396, 422, 619, 633, 844, 1238, 1266, 1857, 1899, 2321, 2476, 2532, 3714, 3798, 4642, 5571, 6809, 6963, 7428, 7596, 9284, 11142, 13618, 13926, 20427, 20889, 22284, 27236, 27852, 40854, 41778, 61281, 81708, 83556, 122562, 130609, 245124, 261218, 391827, 522436, 783654, 1175481, 1436699, 1567308, 2350962, 2873398, 4310097, 4701924, 5746796, 8620194, 12930291, 17240388, 25860582, 51721164]

約数ペア:

[(1, 51721164), (2, 25860582), (3, 17240388), (4, 12930291), (6, 8620194), (9, 5746796), (11, 4701924), (12, 4310097), (18, 2873398), (22, 2350962), (33, 1567308), (36, 1436699), (44, 1175481), (66, 783654), (99, 522436), (132, 391827), (198, 261218), (211, 245124), (396, 130609), (422, 122562), (619, 83556), (633, 81708), (844, 61281), (1238, 41778), (1266, 40854), (1857, 27852), (1899, 27236), (2321, 22284), (2476, 20889), (2532, 20427), (3714, 13926), (3798, 13618), (4642, 11142), (5571, 9284), (6809, 7596), (6963, 7428)]